corona radiata

noun
co·​ro·​na ra·​di·​a·​ta | \ kə-ˈrō-nə-ˌrā-dē-ˈā-tə How to pronounce corona radiata (audio) , -ˈä-tə\
plural coronae radiatae\ kə-​ˈrō-​(ˌ)nē-​ˌrā-​dē-​ˈā-​(ˌ)tē How to pronounce coronae radiatae (audio) , -​ˈä-​(ˌ)tē \

Definition of corona radiata

: the zone of small follicular cells immediately surrounding the ovum in the graafian follicle and accompanying the ovum on its discharge from the follicle

First Known Use of corona radiata

1892, in the meaning defined above

History and Etymology for corona radiata

borrowed from New Latin corōna radiāta "radiant crown" (crown encircled by points representing solar rays)

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The first known use of corona radiata was in 1892

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corona radiata

noun
co·​ro·​na ra·​di·​a·​ta | \ kə-ˈrō-nə-ˌrād-ē-ˈāt-ə, -ˈät- How to pronounce corona radiata (audio) \
plural coronae radiatae\ -​(ˌ)nē-​ˌrād-​ē-​ˈāt-​(ˌ)ē, -​ˈät-​ How to pronounce coronae radiatae (audio) \

Medical Definition of corona radiata

1 : the zone of small follicular cells immediately surrounding the ovum in the graafian follicle and accompanying the ovum on its discharge from the follicle
2 : a large mass of myelinated nerve fibers radiating from the internal capsule to the cerebral cortex

More from Merriam-Webster on corona radiata

Britannica.com: Encyclopedia article about corona radiata

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